Texas Cosmetology Operator Written ExamChemistryMedium
A cosmetologist is explaining the concept of matter to a new apprentice. They describe a substance that has a definite volume but takes the shape of its container. Which state of matter is being described?
- APlasma
- BGas
- CLiquid
- DSolid
Show answer & explanationAnswer & explanation
Correct answer: C. Liquid
Liquids have a definite volume but an indefinite shape, meaning they conform to the shape of their container while maintaining the same amount of substance.
Why the other options are wrong
- A. Plasma is an ionized gas and has an indefinite shape and volume.
- B. Gases have neither a definite shape nor a definite volume, expanding to fill their container.
- D. Solids have both a definite shape and a definite volume.
States of Matter
The distinct forms that matter takes on, characterized by how particles are arranged and interact, primarily solid, liquid, and gas.
- Solid: definite shape, definite volume
- Liquid: indefinite shape, definite volume
- Gas: indefinite shape, indefinite volume
Memory trick: Solids Shape Up, Liquids Flow, Gases Go Anywhere.